Home / 1,693.58-2,534.19-1,398.33

Finding the Fourth Proportional to 1,693.58, 2,534.19 and 1,398.33

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Solution

The fourth proportional to 1,693.58, 2,534.19 and 1,398.33 is: 2,092.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693.58 : 2,534.19 = 1,398.33 : x
  2. Step 2: Convert to fraction form
    1,693.58/2,534.19 = 1,398.33/x
  3. Step 3: Cross multiply
    1,693.58x = 2,534.19 × 1,398.33
  4. Step 4: Simplify right side
    1,693.58x = 3,543,628.66
  5. Step 5: Solve for x
    x = 3,543,628.66/1,693.58
  6. Step 6: Final answer
    x = 2,092.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.